CN102360670A - Composite material with ferrite magnetic layer and amorphous soft magnetic core as well as preparation method thereof - Google Patents
Composite material with ferrite magnetic layer and amorphous soft magnetic core as well as preparation method thereof Download PDFInfo
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- CN102360670A CN102360670A CN2011103238624A CN201110323862A CN102360670A CN 102360670 A CN102360670 A CN 102360670A CN 2011103238624 A CN2011103238624 A CN 2011103238624A CN 201110323862 A CN201110323862 A CN 201110323862A CN 102360670 A CN102360670 A CN 102360670A
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Abstract
The invention provides a composite material with a ferrite magnetic layer and an amorphous soft magnetic core and a preparation method thereof. The composite wire has good functionality. The preparation method has a simple process as well as a low production cost and is suitable for industrial production. The nanometer granular composite material with the ferrite magnetic layer and the amorphous soft magnetic core has components in percentages by weight as follows: 3-6% of Si, 0.5-2% of Zr, 0.1-0.3% of Y, 0.1-0.2% of Ce, 0.6-0.9% of Ni, 2-5% of B, and Fe of the rest.
Description
Technical field:
The invention belongs to the electron recombination field of materials, relate to information combined material of a kind of nano particle ferrite magnetosphere amorphous soft magnet core and preparation method thereof.
Background technology:
CN200910096349.9 number application discloses a kind of Fe-based amorphous alloy material and preparation method thereof.The chemical molecular formula of this alloy material is: (Fe
100-aCo
a)
x-Dy
y-B
z-Si
w, the x in the formula, y, z, w are atomic percentage: 60≤x≤75,5≤y≤25,20≤z≤25,0≤w≤10,0≤a≤10, and x+y+z+w=100.The preparation process of this alloy is following: technical pure raw metal and FeB alloy are pressed the alloy formula batching, adopt vacuum induction melting to become foundry alloy, get rid of the band legal system with single roller then and get amorphous thin ribbon.Copper roller linear velocity is 25～40m/s, and cavity air pressure is 0.05MPa, and the expulsion pressure difference is 0.05～0.10MPa.The material purity of component Fe, Co, Dy or the Si of said Fe-based amorphous alloy material is 99.5%～99.9%.Fe-based amorphous alloy material has the wide supercooling liquid phase region of 41K～60K.The base noncrystal alloy magnetic material has high saturation magnetization M
s=83.73emu/g～108.24emu/g, low coercive force H
Ci=0.51Oe～0.30Oe.
Problem is that copper roller linear velocity is that 25～40m/s is higher, and institute's energy requirement is big, and is uneconomical.The amorphous formation ability that this alloy also is described in addition is little, and the physical property of alloy magnetic material is limited.
Summary of the invention:
The object of the invention is exactly to above-mentioned technological deficiency, and a kind of ferrite magnetosphere amorphous soft magnet core composite material is provided, and this composite filament has excellent function property.
Another object of the present invention provides a kind of ferrite magnetosphere amorphous soft magnet core composite material and preparation method thereof, and this preparation method's technology is simple, and production cost is low, is suitable for suitability for industrialized production.
The objective of the invention is to realize through following technical scheme:
A kind of ferrite magnetosphere amorphous soft magnet core composite material, it is characterized in that: the weight percentage of its each composition is: 3～6%Si, 0.5-1%Zr, 0.1～0.3%Y, 0.1～0.2%Ce, 0.6-0.9%Ni, 2～5%B, all the other are Fe.
Above-mentioned ferrite magnetosphere amorphous soft magnet core wire composite material preparation method, it is characterized in that: preparation process is following:
The amorphous soft magnet core:Prepare burden according to above-mentioned amorphous soft magnet core alloying component; The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is put into the vaccum sensitive stove melting all greater than 99.9% with raw material, and smelting temperature is 1610-1630 ℃; Obtain foundry alloy; The remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting, and remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1590-1600 ℃ of remelting tubular type crucible, above-mentioned foundry alloy is placed in the remelting tubular type crucible melt; Under ar gas acting, overflow and the runner EDGE CONTACT of rotating from the crucible top behind the alloy molten, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 20～24m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.4-0.6;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is the 3-5 micron; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
The present invention compares prior art and has following beneficial effect:
Amorphous soft magnet core of the present invention adopts Si, Zr, Y, B, Fe to be used, and has guaranteed that ferrous alloy is decrystallized easily.But Y and Ce are used reinforced alloys, guarantee that alloy core material has enough intensity.Wherein element Ni, Y cooperate the crystallization that can suppress alloy.Wherein V can improve the toughness of alloy.
Manganese-zinc ferrite powder in the coating and the mutual coupling of amorphous soft magnet core have significantly improved the saturation magnetization of magnetically soft alloy material, have obtained lower coercive force simultaneously.
Alloy property of the present invention is seen table 1.
The present invention is through adopting coating way, regulates nanostructured manganese Zn ferrite powder and the coupling of inner amorphous soft magnet core in the coating, can significantly improve the saturation magnetization of magnetically soft alloy, can keep lower coercive force simultaneously.The present invention adopts iron to do matrix, does not use cobalt, at the cost that has guaranteed to greatly reduce under the high performance condition of material material.Material can be handled in batch, and is with short production cycle.This composite material preparation process is easy, and the composite material of production has certain superperformance, is convenient to very much suitability for industrialized production.
Description of drawings:
Fig. 1 is the organization chart of inner amorphous core.
The dense structure that can be found out material by Fig. 1 is even.
Embodiment
Embodiment one:
Batching: the weight percentage of each composition is: 3%Si, and 0.5%Zr, 0.1%Y, 0. 1%Ce, 0.6%Ni, 2%B, all the other are Fe.About 3 microns of coating layer thickness.The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1610-1630 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1590-1600 ℃ of remelting tubular type crucible; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 20～24m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.4-0.6;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is 3 microns; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
Embodiment two:
Batching:The weight percentage of each composition is: 6%Si, and 1%Zr, 0.3%Y, 0.2%Ce, 0.9%Ni, 5%B, all the other are Fe.About 5 microns of coating layer thickness.
The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1610-1630 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1590-1600 ℃ of remelting tubular type crucible; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 22m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.5;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is 5 microns; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
Embodiment three:
Batching: the weight percentage of each composition is: 4%Si, and 0.7%Zr, 0.2%Y, 0.2%Ce, 0.7%Ni, 3%B, all the other are Fe.About 4 microns of coating layer thickness.
The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1610 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1590 ℃ of remelting tubular type crucibles; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 20～24m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.5;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is 4 microns; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
Embodiment four: (proportioning components is instance in this case scope of design not)
Batching:The weight percentage of each composition is: 2%Si, and 0.3%Zr, 0.08%Y, 0.06%Ce, 0.5%Ni, 1%B, all the other are Fe.Coating layer thickness is 2 microns.
The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1620 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1600 ℃ of remelting tubular type crucibles; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 24m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.6;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is 2 microns; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
Embodiment five: (proportioning components is instance in this case scope of design not)
Batching: the weight percentage of each composition is: 7%Si, and 2%Zr, 0.5%Y, 0. 3%Ce, 1%Ni, 6%B, all the other are Fe.Coating layer thickness is 6 microns.The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1620 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1595 ℃ of remelting tubular type crucibles; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 22m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with commercially available granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.4;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is 6 microns; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
In conjunction with each performance of products parameter in the following table:
Each performance of products parameter of table 1
| The alloy numbering | Composition | Saturation magnetization M s/ emu/g | Coercive force H ci / e |
| Contrast material | The material that CN200910096349.9 number application makes | 83.73～108.24? | 0.51O ～0.30O |
| Product one | The product that embodiment one makes | 108 | 0．31 |
| Product two | The product that embodiment two makes | 110 | 0．28 |
| Product three | The product that embodiment three makes | 112 | 0．28 |
| Product four | The product that embodiment four makes | 98 | 0．34 |
| Product five | The product that embodiment five makes | 102 | 0．30 |
By last Biao Kede, the product one, product two and the three products that make through the present invention have all improved saturation magnetization and have reduced coercive force.In the composition range of design, the material saturation magnetization can not reduce for the performance specification of product five and product six, the constituent element composition of composite material, and coercive force can increase.Reason is that the constituent element composition is not enough, and the effect of alloying element is not enough; The constituent element composition is too much, can form unnecessary compound, has reduced the magnetic property of material.
Claims (4)
1. ferrite magnetosphere amorphous soft magnet core composite material, it is characterized in that: the weight percentage of its each composition is: 3～6%Si, 0.5-1%Zr, 0.1～0.3%Y, 0.1～0.2%Ce, 0.6-0.9%Ni, 2～5%B, all the other are Fe.
2. ferrite magnetosphere amorphous soft magnet core composite material according to claim 1, it is characterized in that: above-mentioned composite material surface coating layer thickness is the 3-5 micron.
3. ferrite magnetosphere amorphous soft magnet core composite material according to claim 1 and 2 is characterized in that:
The preparation method of said coating is following: in the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under vigorous stirring, splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.4-0.6.
4. ferrite magnetosphere amorphous soft magnet core wire composite material preparation method, it is characterized in that: preparation process is following:
The amorphous soft magnet core:According to weight percentage be: 3～6%Si, 0.5-1%Zr, 0.1～0.3%Y, 0.1～0.2%Ce, 0.6-0.9%Ni, 2～5%B, all the other are prepared burden for the alloying component of Fe; The purity of raw material Si, Zr, Y, Ce, Ni, B, Fe is all greater than 99.9%; Raw material is put into the vaccum sensitive stove melting; Smelting temperature is 1610-1630 ℃, obtains foundry alloy, and the remelting tubular type crucible of putting into the vacuum induction quick quenching furnace then carries out remelting; Remelting temperature is top layout 2-4mm place under quick quenching furnace runner wheel rim of 1590-1600 ℃ of remelting tubular type crucible; Above-mentioned foundry alloy placed in the remelting tubular type crucible melt, under ar gas acting, overflow the runner EDGE CONTACT with rotation behind the alloy molten from the crucible top, forming diameter is the amorphous soft magnet core alloy silk of 100-110 micron; The rotational line speed of runner wheel rim is 20～24m/s;
Coating is prepared:In the there-necked flask of blender is housed, add tetraethoxysilane, γ-methacryloxypropyl trimethoxy silane and ethanol in proportion, its mol ratio is 3:2:2; Under agitation splash into acetic acid, addition is 5g/100mL, behind the room temperature reaction 3h, adds methyl methacrylate and initator azodiisobutyronitrile, and addition is respectively 10g/100mL and 5g/100mL, then under the room temperature stirring 20min to obtain colloidal sol for use; Be that manganese-zinc ferrite powder and the colloidal sol of 50-100nm mixes and obtains coating with granularity then, the weight ratio of manganese-zinc ferrite powder and colloidal sol is 6:0.4-0.6;
Apply:Then coating is applied on the above-mentioned amorphous soft magnet core alloy silk, coating layer thickness is the 3-5 micron; Through the 15min baking-curing, obtain soft-magnetic alloy powder coating amorphous soft magnet core magnetosensitive composite wire material, baking temperature is 130 ℃.
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| CN105632676A (en) * | 2016-04-04 | 2016-06-01 | 苏州思创源博电子科技有限公司 | Preparation method of iron-nickel-based soft magnetic alloy |
| CN105839005A (en) * | 2016-04-04 | 2016-08-10 | 苏州思创源博电子科技有限公司 | Preparation method for iron-aluminum-based magnetic material with coating |
| CN108950345A (en) * | 2018-08-16 | 2018-12-07 | 安徽信息工程学院 | inorganic functional composite material |
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| CN105839005A (en) * | 2016-04-04 | 2016-08-10 | 苏州思创源博电子科技有限公司 | Preparation method for iron-aluminum-based magnetic material with coating |
| CN108950345A (en) * | 2018-08-16 | 2018-12-07 | 安徽信息工程学院 | inorganic functional composite material |
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